<header class="navbar navbar-fixed-top navbar-inverse">
    <div class="container">
        <%= link_to "sample app", root_path, id: "logo" %>
        <nav>
            <ul class="nav navbar-nav navbar-right">
                <li><%= link_to "Home", root_path %></li>
                <li><%= link_to "Help", help_path %></li>
                <% if logged_in? %>
                    <li><%= link_to "Users", users_path %></li>
                    <li class="dropdown">
                        <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                            Account <b class="caret"></b>
                        </a>
                        <ul class="dropdown-menu">
                            <li><%= link_to "Profile", current_user %></li>
                            <li><%= link_to "Settings", edit_user_path(current_user) %></li>
                            <li class="divider"></li>
                            <li>
                                <%= link_to "Log out", logout_path, method: "delete" %>
                            </li>
                        </ul>
                    </li>
                <% else %>
                    <li><%= link_to "Log in", login_path %></li>
                <% end %>
            </ul>
        </nav>
    </div>
</header>